Cohort progression — UKP Jedynka Elbląg
Median season-best times of each birth-year cohort, overlaid by age — shows how consecutive groups developed at the same stage of training.
Event: 50 freestyle100 freestyle50 backstroke100 backstroke50 breaststroke100 breaststroke50 butterfly200 freestyle100 medley400 freestyle200 backstroke200 breaststroke200 medley100 butterfly800 freestyle25 backstroke25 freestyle200 butterfly1500 freestyle25 breaststroke
Cohorts to compare: 2016 82015 72014 132013 172012 172011 222010 352009 302008 352007 462006 332005 562004 552003 242002 222001 152000 251999 81998 31997 31996 31995 41994 131989 3
50 m freestyle men · 25 m pool
X: swimmer age in season · Y: median season-best time
born 2016 born 2015 born 2014 born 2013